Contents
NEW
Specifications
LCX-2R
Exploded Views Electrical Parts List
Table of Contents
Diagrams
Flexible Circuit Board Repairing
Section Servicing Notes
Eeprom
General
Headphones with a remote control RM-MZ2S
Section
Location of Controls
Panel ASSY, Bottom
Section Disassembly
Upper Panel Section
MZ-R90
LCD MODULE, BUTTON, CONTROL, Service ASSY, Upper Panel
MZ-R91
Main BOARD, Case ASSY, Battery
Belt ASSY, Ornamental
Service ASSY, OP
Chassis ASSY, SET, MD Mechanism Deck MT-MZR90-165
Holder Assy
Motor Flexible Board
MOTOR, DC Sled M602
Operation in Setting the Test Mode
Test Mode
Setting Method of Test Mode
Releasing the Test Mode
Manual Mode
Configuration of Test Mode
A n u a l
011 0 6 3 B 0
Overall Adjustment Mode
011 0 F F J 0
011 0 5 9 a 0
T a t
Sound Skip Check Result Display Mode
Setting method of Sound Skip Check Result Display Mode
T r y
Self-Diagnosis Display Mode
000 1 s t
Description of Indication History
Description of Error Indication Codes
Clearing Self-Diagnosis Data and Total Recording Time
REC
Key Check Mode
Key Indication
E s O K ?
Section Electrical Adjustments
E s N
E s
R h V c l
C l P W M
C h P W M
R h V c h
D R U N
E t T m p
S S Y
D O K
E s u m e
Laser Power Check
O O K
E s C l r
Signal Path
Section Diagrams
Block Diagram Servo Section
REC Digital
Block Diagram KEY CONTROL/DISPLAY/POWER Supply Section
Block Diagram A/D, D/A CONVERTER, Audio Section
Signal Path Play Analog OUT REC Analog REC Digital
Semiconductor Location
Printed Wiring Board
JEW
MZ-R90/R91
IC501 SN761056ADBT
IC Block Diagrams IC301
Waveforms
IC304, 305 RN5RZ25AA-TR
IC601
IC602
IC605 XC6367B103MR IC803 XC6383C301MR
IC603
IC902
IC804 RV5C348A-E2
IC901
IC PIN Function Description
Sclk
VDC0
Swdt
VSC0
Xras
VDIO1
VSIO1
Ixoe
Lddr
Xlrf
Apcref
VDC4
Sense
Sync REC
Pause KEY
Wrpwr
TSB Edge
Ffclr
Sleep
GND SW
SET KEY
Half Lock
RMC KEY
REC KEY
Panel Section MZ-R90
Section Exploded Views
HK, CH, JEW
Panel Section MZ-R91
Chassis section Not supplied
101 105 113 112 114 106 110 107 111 109
Chassis Section
102 103 104 108 109
MD-MECHANISM Deck Section
Electrical Parts List
Main
Ceramic Chip 5PF
CAP, Chip
CXD2660GA
Connector
FILTER, Chip EMI Common Mode
IC MPC17A56FTAEB
FET
FET HAT2051T-EL
FET HAT2050T-EL
Transistor ZDT6718TA
Composition Circuit Block
Switch
OPEN/CLOSE Detect
Thermistor TH901 1-803-795-21 THERMISTOR, Positive Vibrator
SWITCH, Slide Hold
SWITCH, Slide Synchro REC
Miscellaneous
MZ-R90/R91
Subject Addition of Korean Model Correction
Exploded Views
Electrical Parts List
Hong Kong Model Korean Model
151 176 @
112 105 106 #114
Indicates changed portion.EXPLODED Views
IC MPC17A56FTA
IC MPC18A31FTAEB